\name{GetLength-methods}
\docType{methods}
\alias{GetLength-methods}
\alias{GetLength,GeoLine-method}
\alias{GetLength,GeoRegion-method}
\encoding{UTF-8}
\title{Gets the length or perimeter of the Geometry}
\description{
获取几何对象的长度或周长。
}
\section{Methods}{
\describe{

\item{\code{signature(obj = "GeoLine")}}{
线对象
}

\item{\code{signature(obj = "GeoRegion")}}{
面对象
}
}}
\keyword{methods}
\keyword{supermap}
